40828305

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:378

約数の個数: 64

約数和(自身を含む): 80248320

約数和(自身を除く): 39420015

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 89, 105, 119, 255, 257, 267, 357, 445, 595, 623, 771, 1285, 1335, 1513, 1785, 1799, 1869, 3115, 3855, 4369, 4539, 5397, 7565, 8995, 9345, 10591, 13107, 21845, 22695, 22873, 26985, 30583, 31773, 52955, 65535, 68619, 91749, 114365, 152915, 158865, 160111, 343095, 388841, 458745, 480333, 800555, 1166523, 1944205, 2401665, 2721887, 5832615, 8165661, 13609435, 40828305]

約数ペア:

[(1, 40828305), (3, 13609435), (5, 8165661), (7, 5832615), (15, 2721887), (17, 2401665), (21, 1944205), (35, 1166523), (51, 800555), (85, 480333), (89, 458745), (105, 388841), (119, 343095), (255, 160111), (257, 158865), (267, 152915), (357, 114365), (445, 91749), (595, 68619), (623, 65535), (771, 52955), (1285, 31773), (1335, 30583), (1513, 26985), (1785, 22873), (1799, 22695), (1869, 21845), (3115, 13107), (3855, 10591), (4369, 9345), (4539, 8995), (5397, 7565)]